#head{
  background: white !important;
  width: 100%;
}
#head>.headMain{
  position: relative;
  width: 1100px;
  height: 80px;
  margin: 0 auto ;
}
#head .headMain > .logo{
  float: left;
  margin-top: 30px;
}
#head .headMain > nav {
  float: right;
  margin-top: 50px;
}
#head .headMain > nav > .list > li{
  position: relative;
  float: left;
  margin-left: 40px;
}
#head .headMain > nav > .list > li .down{color: deepskyblue;}
#head .headMain > nav > .list > li .up{
  position: absolute;
  color: black;
  width: 0;
  overflow: hidden;
}
#head .headMain > .arrow{
  position: absolute;
  left: 50%;
  bottom: -11px;
  height: 11px;
  width: 21px;
  background: url("../img/menuIndicator.png");
  transition: 1s left;
  z-index: 2;
}
#head .headMain > nav > .list > li:hover .up{
  width: 100%;
  transition: 1s width;
}

/*音频样式*/
#head .headMain > .player{
  width: 14px;
  height: 14px;
  background: url("../img/musicon.gif") no-repeat;
  float: left;
  margin: 50px 0 0 5px;
}

